Tob. Sci., 1992, 36-07, p. 24-25, ISSN. 0082-4523, Tob. Reporter, 1992, 119-3, p. 66-7
A grade index for Type 21 fire-cured tobacco
Southern Piedmont Agricultural Experiment Station, Virginia Polytechnic Institute and State University, Blackstone, VA, USA
A grade index which is independent of average market price was created based on USDA Agricultural Marketing Service Official Standard Grades for Virginia Fire-Cured Tobacco U.S. Type 21. Grade index values were assigned to individual grades based on...